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Home >> Buick >> 2014 >> Verano Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 37 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B1474 >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the scan tool Exterior Passenger Door Handle Switch parameter changes between Active and Inactive when pulling the passenger door handle.
    • If the parameter does not change 

      Refer to Circuit/System Testing.

    • If the parameter changes 
  3. All OK.